A few weeks ago, I went to move my car but it wouldn't start as the battery was flat. I'd put it down to me having all the doors open, the stereo on all day as was cleaning it. Anyway, I took it for a drive and it was fine for 2 weeks. I started the car up on Sunday morning, drove to work and left it there at 7am. When I finished work at 2,30 I couldn't get the alarm to open the doors. Eventually they did open, but the car wouldn't start as the battery was flat?? Jump started the car and drove it home. It's been fine until this evening, after work I opened the car, and turned the key. It span